Deployment Tests Nov 2013 Dec 2013 Jan 2014

Deployment Tests Nov 2013 – Dec 2013 – Jan 2014 Market Load Profiles for Year Ago Similar Day

November 2013 Sunday Monday Tuesday Wednesday Thursday Friday 1 Model Upload Window for November 1 Saturday 2 Tentative release of Settlements Update 3 4 5 6 ETSE Dbase Purge 7 8 9 SPP Prep for Mock IDT Par. Ops Go/No Go Market-Wide Decision Conference Call 10 11 Trainer Forum REOPs Classes 12 Mock IDT with MPs 13 CWG 14 CWG 15 CWG 16 All days color-coded Parallel Ops Begins Run Scenario #7 Run Scenario #28 a like this are for like this are available SPP to Confirm 1 st IDT Must Offer CMS Outage NFT Parallel Operations for unstructured ETSE Release Volt. Control/CROW Market-Wide Parallel Operations Net Conference Call testing by MPs 17 SERC Site Visit AGC/CPS Net Conf. 19 20 18 21 Tentative week 2 Hour IDT for MOS v 1. 8 9: 30 AM - 11: 30 AM to be in Production 25 22 Regional Restoration Drill CWG Check Pt. Mkt Wide Conf Call MOS v 1. 8 in PROD Run Scenario #15 Commitment SMT Hotline Closed Thanksgiving Holiday Mismatch Part 2 (See Footnote) 23 24 26 27 28 29 30 Transition Parallel Operations from Maumelle to Chenal ODC Model Upload Window for December 1 Network and Commercial Model Upload Window SPP Training SPP Holiday: MP Unstructured Test Dates Parallel Operations Dates

LOAD Tuesday, 11/20/2012 200 MW Market Load same day of week, Year ago Deployment test 11/19/2013 Tuesday 09: 30 - 11: 30 AM

COAL-GAS-WIND Tuesday, 11/20/2012 Deployment test 11/19/2013 Tuesday 09: 30 - 11: 30 AM

BA NSI Tuesday, 11/20/2012 SPP BA NSI Deployment test 11/19/2013 Tuesday 09: 30 - 11: 30 AM

LOAD Thursday, 11/22/2012 400 MW Deployment test 11/21/2013 Thursday 09: 30 - 11: 30 AM Market Load same day of week, Year ago

COAL-GAS-WIND Thursday, 11/22/2012 Deployment test 11/21/2013 Thursday 09: 30 - 11: 30 AM

BA NSI Thursday, 11/22/2012 SPP BA NSI Deployment test 11/21/2013 Thursday 09: 30 - 11: 30 AM

December 2013 Sunday Monday 3 Wednesday Run Scenario #11 2 Hour IDT Run Scenario #24 2 Hour IDT ETSE Release EDR Deployment 6: 30 AM - 8: 30 AM Re-Pricing 7: 30 AM - 9: 30 AM Mkt -Wide Conf. Call 8 9 2 Hour IDT Run Scenario #13 4 Hour IDT 1: 30 PM - 3: 30 PM DDR w/Settlements 6: 30 AM - 10: 30 AM Market-Wide Run Scenario #31 Conference Call 21 Disp. Simulator runs through 23: 59 12 -09 -13 4 Hour IDT 11 BDR w/Settlements 6 12 13 19 CWG 20 2 Hour IDT CWG Check Pt. Tentative week 4 Hour IDT 6: 30 AM - 8: 30 AM Mkt Wide Conf Call for MOS v 1. 9 9: 30 PM - 1: 30 AM MOS v 1. 9 in PROD to be in Production (Crossing Midnight) 25 26 29 30 31 SPP FERC Go. Live Filing 28 (See Footnote) 27 23 Market-Wide (See Footnote) 14 MP Readiness Cert Form Christmas Holiday 22 Christmas Holiday 12: 30 PM - 4: 30 PM CWG Check Pt. 7 Tentative: Disp. Simulator on at 00: 00 12 -06 17 CWG #29 - RSG 18 5 16 24 Run Scenario Saturday 10 Friday 4 Thursday 1 15 2 Tuesday Conference Call Model Upload Window for January 1 Parallel Operations Dates Model Upload Window for January 1 Network and Commercial Model Upload Window SPP Training SPP Holiday MP Unstructured Test Dates

LOAD Tuesday, 12/4/2012 1600 MW Deployment test 12/03/2013 Tuesday 06: 30 - 08: 30 AM Market Load same day of week, Year ago

COAL-GAS-WIND Tuesday, 12/4/2012 Deployment test 12/03/2013 Tuesday 06: 30 - 08: 30 AM

BA NSI Tuesday, 12/4/2012 SPP BA NSI Deployment test 12/03/2013 Tuesday 06: 30 - 08: 30 AM

LOAD Thursday, 12/6/2012 750 MW Deployment test 12/05/2013 Thursday 07: 30 - 09: 30 AM Market Load same day of week, Year ago

COAL-GAS-WIND Thursday, 12/6/2012 Deployment test 12/05/2013 Thursday 07: 30 - 09: 30 AM

BA NSI Thursday, 12/6/2012 SPP BA NSI Deployment test 12/05/2013 Thursday 07: 30 - 09: 30 AM

LOAD Tuesday, 12/11/2012 Deployment test 12/10/2013 Tuesday 13: 30 - 15: 30 PM Market Load same day of week, Year ago 900 MW

COAL-GAS-WIND Tuesday, 12/11/2012 Deployment test 12/10/2013 Tuesday 13: 30 - 15: 30 PM

BA NSI Tuesday, 12/11/2012 SPP BA NSI Deployment test 12/10/2013 Tuesday 13: 30 - 15: 30 PM

LOAD Thursday, 12/13/2012 2500 MW Deployment test 4 Hours 12/12/2013 Thursday 06: 30 -10: 30 AM Market Load same day of week, Year ago

Thursday, 12/13/2012 COAL-GAS-WIND Deployment test 4 Hours 12/12/2013 Thursday 06: 30 -10: 30 AM

BA NSI Thursday, 12/13/2012 SPP BA NSI Deployment test 4 Hours 12/12/2013 Thursday 06: 30 -10: 30 AM

LOAD Sunday, 12/16/2012 Deployment test 4 hours 12/15/2013 Sunday 12: 30 PM - 16: 30 PM 700 MW Market Load same day of week, Year ago

COAL-GAS-WIND Sunday, 12/16/2012 Deployment test 4 hours 12/15/2013 Sunday 12: 30 PM - 16: 30 PM

BA NSI Sunday, 12/16/2012 SPP BA NSI Deployment test 4 hours 12/15/2013 Sunday 12: 30 PM - 16: 30 PM

LOAD Tuesday, 12/18/2012 – Wednesday 12/19/2012 Market Load same day of week, Year ago 4500 MW Deployment test 4 Hours 12/17/2013 TUESDAY 21: 30 PM - 01: 30 AM

COAL-GAS-WIND Tuesday, 12/18/2012 – Wednesday 12/19/2012 Deployment test 4 Hours 12/17/2013 TUESDAY 21: 30 PM - 01: 30 AM

Tuesday, 12/18/2012 – Wednesday 12/19/2012 BA NSI SPP BA NSI Deployment test 4 Hours 12/17/2013 TUESDAY 21: 30 PM - 01: 30 AM

LOAD Thursday, 12/20/2012 1700 MW Deployment test 12/19/2013 Thursday 06: 30 -08: 30 AM Market Load same day of week, Year ago

COAL-GAS-WIND Thursday, 12/20/2012 Deployment test 12/19/2013 Thursday 06: 30 -08: 30 AM

BA NSI Thursday, 12/20/2012 SPP BA NSI Deployment test 12/19/2013 Thursday 06: 30 -08: 30 AM

January 2014 Sunday Monday Tuesday Wednesday 1 Thursday 5 6 7 8 Hour IDT CWG Check Pt. 2 Hour IDT 8 Hour IDT 3: 30 PM - 11: 30 PM 9: 30 AM - 11: 30 AM 6: 30 AM - 2: 30 PM 12 13 14 15 16 20 21 22 CWG 23 CWG 24 25 4 Holiday Conference Call 3 Market-Wide (See Footnote) 8 New Year's Day 2 Saturday Friday 9 10 11 ETSE Release Mkt Wide Conf Call 17 18 Market-Wide Conference Call 19 web. Mirroring 2 Hour IDT CWG Check Pt. Disabled - Dual Entry 5: 30 PM - 7: 30 PM Mkt Wide Conf Call of Tags Required 26 27 28 29 30 31 4 Hour IDT 5: 30 PM - 9: 30 PM 2 Hour IDT Parallel Ops Ends 9: 30 AM - 11: 30 AM CWG Check Pt. Model Upload Window for February 1 Network and Commercial Model Upload Window SPP Training SPP Holiday MP Unstructured Test Dates Parallel Operations Dates Upload Window

LOAD Tuesday, 1/8/2013 Market Load same day of week, Year ago 4500 MW Deployment test 8 Hours 01/07/2014 Tuesday 15: 30 -23: 30 PM

Tuesday, 1/8/2013 COAL-GAS-WIND Deployment test 8 Hours 01/07/2014 Tuesday 15: 30 -23: 30 PM

BA NSI Tuesday, 1/8/2013 SPP BA NSI Deployment test 8 Hours 01/07/2014 Tuesday 15: 30 -23: 30 PM

LOAD Thursday, 1/10/2013 250 MW Market Load same day of week, Year ago Deployment test 1/9/2014 Thursday 09: 30 - 11: 30 AM

COAL-GAS-WIND Thursday, 1/10/2013 Deployment test 1/9/2014 Thursday 09: 30 - 11: 30 AM

BA NSI Thursday, 1/10/2013 SPP BA NSI Deployment test 1/9/2014 Thursday 09: 30 - 11: 30 AM

LOAD Friday, 1/11/2013 2600 MW Deployment test 8 Hours 1/10/2014 Friday 06: 30 - 14: 30 Market Load same day of week, Year ago

COAL-GAS-WIND Friday, 1/11/2013 Deployment test 8 Hours 1/10/2014 Friday 06: 30 - 14: 30

BA NSI Friday, 1/11/2013 SPP BA NSI Deployment test 8 Hours 1/10/2014 Friday 06: 30 - 14: 30

LOAD Tuesday, 1/22/2013 1700 MW Market Load same day of week, Year ago Deployment test 1/21/2014 Tuesday 17: 30 - 19: 30 PM

COAL-GAS-WIND Tuesday, 1/22/2013 Deployment test 1/21/2014 Tuesday 17: 30 - 19: 30 PM

BA NSI Tuesday, 1/22/2013 Deployment test 1/21/2014 Tuesday 17: 30 - 19: 30 PM SPP BA NSI

LOAD Monday, 1/28/2013 1500 MW Deployment test 4 Hours 1/27/2014 Monday 17: 30 -21: 30 PM Market Load same day of week, Year ago

COAL-GAS-WIND Monday, 1/28/2013 Deployment test 4 Hours 1/27/2014 Monday 17: 30 -21: 30 PM

BA NSI Monday, 1/28/2013 Deployment test 4 Hours 1/27/2014 Monday 17: 30 -21: 30 PM SPP BA NSI

LOAD Thursday, 1/31/2013 Market Load same day of week, Year ago 1200 MW Deployment test 1/30/2014 Thursday 09: 30 - 11: 30

COAL-GAS-WIND Thursday, 1/31/2013 Deployment test 1/30/2014 Thursday 09: 30 - 11: 30

BA NSI Thursday, 1/31/2013 Deployment test 1/30/2014 Thursday 09: 30 - 11: 30 SPP BA NSI

Go Live 2/25/2014 – 3/1/2014 Market Load profiles similar day Year ago

LOAD Tuesday, 2/26/2013 Tuesday 2/25/2014 Market Load same day of week, Year ago

COAL-GAS-WIND Tuesday, 2/26/2013 Tuesday 2/25/2014

LOAD Wednesday, 2/27/2013 Wednesday 2/26/2014 Market Load same day of week, Year ago

COAL-GAS-WIND Wednesday, 2/27/2013 Wednesday 2/26/2014

LOAD Thursday, 2/28/2013 Thursday 2/27/2014 Market Load same day of week, Year ago

COAL-GAS-WIND Thursday, 2/28/2013 Thursday 2/27/2014

LOAD Friday, 3/1/2013 Market Load same day of week, Year ago Friday 2/28/2014

COAL-GAS-WIND Friday, 3/1/2013 Friday 2/28/2014

LOAD Saturday, 3/2/2013 Market Load same day of week, Year ago Saturday 3/1/2014

COAL-GAS-WIND Saturday, 3/2/2013 Saturday 3/1/2014